the folks from sfo seem to suggest that that in no way shape or form should have played a role in what happened. mention about required systems. based on what you heard from the ntsb is there any suggestion that those systems could have helped prevent this if they would have been functional? >> i don't get the impression that the glide slope was the problem. it was a visual approach and pilots are trained to dot that without reference to the glide path. but i am concerned about the power being at idle whether thet auto throttles were engaged because the pilot is supposed to keep hands on the throttles for that reason and he is watching the speed decrease. as the speed decreases he starts to push the throttles forward whether the auto throttles do it or not. >> what does that tell you? >> i don't like to look back and quarterback what a captain has done or the co pilot. i can tell you that that is very unprofessional to not be in a position to control that aircraft regardless of what the auto pilot is doing. if the plane is not doing what the pilot wants he clicks all of that off and he